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SMAKN? DC 7-40V to 1.25-36V DC to DC Converter buck power supply Regulator LED D, US $170 – Picture 0
SMAKN? DC 7-40V to 1.25-36V DC to DC Converter buck power supply Regulator LED D, US $170 – Picture 0

Smakn? Dc 7-40v To 1.25-36v Dc To Dc Converter Buck Power Supply Regulator Led D

US $170

  • USA, United States
  • Jun 9th
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Operating temperature: -40? to +85? Operating Frequency: 180KHz Conversion efficiency: Up to 95% (efficiency depnd on the input and output voltage, current, pressure) Short circuit protection: Yes (Limit the current to the set current value) Over-temperature protection: Yes (over-temperature shutdown output automatically) Input reverse polarity protection: Yes (please do not reverse connection for long time) Output protection against anti-irrigation: none Charging (turn lights) indication: Yes (charging red, full charger blue, constant current green) Aluminum Case Size: 70MM x 39MM x 31MM Battery Charging method: 1.Make sure the recharge battery float voltage and charge current, input voltage of the module. 2.adjust constant voltage regulator, the output voltage about 5V. 3.With a multimeter ( to 20A) Measuring output Short-circuit current, Also adjust the constant regulator allows Output current reaches a predetermined charge current value; 4.Adjust Constant regulator allows Output voltage reaches the float voltage; 5.connected to the battery, try charging. (1,2,3,4 step input connect power, output do not connect battery.) LED constant current driver Usage: 1.Make sure LED current and the maximum operating voltage; 2.adjust constant voltage regulator, the output voltage about 3V. 3.With a multimeter ( to 20A) Measuring output Short-circuit current, Also adjust the constant regulator allows Output current reaches a predetermined LED working current value; 4.Adjust Constant regulator allows Output voltage Reach LED maximum working voltage; 5.Connected to the LED, test. (1,2,3,4 take steps input connect power, output do not connected LED.)

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